Below is a class for which I want to write JUnit test cases. Can anyone help me
ID: 3918424 • Letter: B
Question
Below is a class for which I want to write JUnit test cases. Can anyone help me in writing test cases for the class?
The application is about the online parking garage. There are many classes. This is one of them which is used for Reservation.
I am new with Junit, kindly help.
package comp.design.parkingsystem;
import java.math.BigInteger;
import java.sql.Date;
import java.sql.SQLException;
import java.util.ArrayList;
import java.util.Calendar;
public class Reservation implements Comparable<Reservation> {
public BigInteger id;
public Date arrival, departure;
public Driver driver;
public Transaction transaction;
private int reservationID;
private int customerID;
private int parkingId;
private Calendar reservationTimeIn;
private Calendar reservationTimeOut;
private Calendar actualTimeIn;
private Calendar actualTimeOut;
/**
*
* @param resId
* @param custId
* @param spotId
* @param in
* @param out
* @param ain
* @param aout
*/
public Reservation(int resId, int custId, int spotId, Calendar in,
Calendar out, Calendar ain, Calendar aout) {
}
public int compareTo(Reservation reserve) {
if (reservationTimeIn.before(reserve.reservationTimeIn)){
return -1;
}
else if (reservationTimeIn.after(reserve.reservationTimeIn)){
return 1;
}
else{
return 0;
}
}
/**
* Make a reservation
* Output: Reservation Object if successful
* no parking spots: -1 for reservationID
* too many reservation: -2 for reservationID
* else make reservation
* @throws ClassNotFoundException
* @throws SQLException
*/
public void reserveParking(int parkingId, int resID, Calendar start, Calendar finish)
throws ClassNotFoundException, SQLException {
}
/*
* When a driver has confirmed the reservation, this function is called
*/
public void confirmArrival(Calendar in) {}
/*
* Call when car is leaving
*/
public void confirmDeparture() {}
/*purpose: returns ArrayList of Calendar objects:
* 1 reservationTimeIn;
* 2 reservationTimeOut
* 3 actualTimeIn
* 4 actualTimeOut
* */
public ArrayList<Calendar> reservationInformation(){
ArrayList<Calendar> output = new ArrayList<Calendar>();
output.add(reservationTimeIn);
output.add(reservationTimeOut);
output.add(actualTimeIn);
output.add(actualTimeOut);
return output;
}
/*
* Helper Functions
*/
public int getReservationID(){
return reservationID;
}
public int getCustomerID(){
return customerID;
}
public int getParkingId(){
return parkingId;
}
public void setActualTimeIn(Calendar c){
actualTimeIn = c;
}
public void setActualTimeOut(Calendar c){
actualTimeOut = c;
}
}
Explanation / Answer
Please find below ReservationTest class:
import static org.junit.jupiter.api.Assertions.*;
import java.util.Arrays;
import java.util.Calendar;
import org.junit.jupiter.api.Test;
class ReservationTest {
private Calendar reservationTimeIn;
private Calendar reservationTimeOut;
private Calendar actualTimeIn;
private Calendar actualTimeOut;
Reservation reservation = null;
@Test
void reservationInformationTest() {
reservation = new Reservation(0, 0, 0, null, null, null, null);
assertEquals(Arrays.asList(reservationTimeIn, reservationTimeOut, actualTimeIn, actualTimeOut),
reservation.reservationInformation());
}
}
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